5:10 UPDATE – DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 10 MILES SOUTHEAST OF PRYOR, OR 30 MILES SOUTH OF BILLINGS, MOVING NORTHEAST AT 35 MPH.
NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH ARE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE PRYOR, ST. XAVIER AND CROW INDIAN RESERVATION.
THIS ADVISORY DOES NOT INCLUDE THE CITY OF BILLINGS.
5:05PM UPDATE- DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 28 MILES NORTHWEST OF FORSYTH, MOVING EAST AT 25 MPH.
DIME SIZE HAIL AND WIND GUSTS UP TO 50 MPH ARE POSSIBLE WITH THIS STORM.
THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF NORTHERN ROSEBUD COUNTY.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM MDT FOR SOUTHEASTERN MONTANA.
4:50PM UPDATE – The Thunderstorm in Petroleum County has weakened and the Severe Thunderstorm Warning has been canceled.
4:40PM UPDATE – The Emergency Manager in Petroleum County reports 1 inch hail and 45 mph wind gusts about a mile north of Winnett. 10 Miles SW of Sand Springs in Garfield County, a trained storm spotter reports 1 inch hail.
The National Weather Service has issued a Severe T-Storm Warning for the counties of Garfield and Petroleum until 5:15 PM…At 4:38 PM MDT, severe thunderstorms were located along a line extending from near Crooked Creek Rec Area to near Edwards, moving northeast at 45 mph.
4:30PM UPDATE THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A SEVERE THUNDERSTORM WARNING FOR POWDER RIVER COUNTY (BROADUS) IN SOUTHEASTERN MONTANA Doppler Radar indicated storms west of Biddle were creating 60 mph wind gusts and half dollar sized Hail damage to vehicles is expected, with wind damage to to roofs, siding, and trees possible.LOCATIONS IMPACTED INCLUDE…BROADUS, BIDDLE, OLIVE, MOORHEAD, SONNETTE AND BELLE CREEK. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A BUILDING.
(BILLINGS) Strong to severe storms are already developing across the area, and a TORNADO WATCH is in effect for Eastern Montana and much of North Dakota. This does not include Yellowstone County and Billings, however strong to severe storms are possible anywhere across Eastern Montana and Northern Wyoming.
A Tornado Watch means conditions are favorable for tornadoes and severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings.